using System;

using Org.BouncyCastle.Security;

namespace Org.BouncyCastle.Crypto.Parameters
{
	public class ParametersWithRandom
		: ICipherParameters
	{
		private readonly ICipherParameters	parameters;
		private readonly SecureRandom		random;

		public ParametersWithRandom(
			ICipherParameters	parameters,
			SecureRandom		random)
		{
			if (parameters == null)
				throw new ArgumentNullException("random");
			if (random == null)
				throw new ArgumentNullException("random");

			this.parameters = parameters;
			this.random = random;
		}

		public ParametersWithRandom(
			ICipherParameters parameters)
			: this(parameters, new SecureRandom())
		{
		}

		[Obsolete("Use Random property instead")]
		public SecureRandom GetRandom()
		{
			return Random;
		}

		public SecureRandom Random
		{
			get { return random; }
		}

		public ICipherParameters Parameters
		{
			get { return parameters; }
		}
	}
}
